Negative Form, Negative Sentence, Negative, Negative Tense
noun
否定 is denial. Remember how 形 sometimes refers to grammar tense / type? Well, with a denial type grammar, you have a negative form, making it a negative sentence.
ひていけい
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
この文章を否定形にすることができますか。
Can you change this sentence into a negative sentence?